Hannu Nousiainen

Title: Innovator in Chemical Processes: Hannu Nousiainen

Introduction

Hannu Nousiainen, an accomplished inventor based in Porvoo, Finland, has made significant contributions to the field of chemical processes through his innovative inventions. With a total of three patents to his name, Nousiainen is recognized for his expertise in the preparation of polyols and neopentyl glycol.

Latest Patents

His latest patents showcase groundbreaking methodologies in chemical synthesis. The first patent, titled "Process for the Preparation of Polyols," outlines a novel approach to producing polyols with three or four hydroxyl groups. This process involves the aldolisation of an aldehyde having at least two α-hydrogen atoms with formaldehyde in the presence of water, followed by hydrogenation of the resulting product using a catalyst at elevated temperatures. The specific conditions outlined in this patent emphasize the effective use of anion exchange resin and varying concentrations of water during the reaction.

The second patent, "Process for the Preparation of Neopentyl Glycol," focuses on the hydrogenation of hydroxypivaldehyde (HPA) utilizing hydrogen and a nickel-containing catalyst. This innovative method is notable for conducting the hydrogenation at temperatures below 100°C within a liquid phase, which may include solvents such as aliphatic alcohols or ethers. This process enhances the efficiency and selectivity of neopentyl glycol synthesis.

Career Highlights

Throughout his career, Hannu Nousiainen has significantly impacted the chemical industry by working with esteemed companies such as Neste Chemical and Dynea Chemicals. His work in these companies has allowed him to refine his ideas and bring valuable innovations to the marketplace.

Collaborations

Nousiainen's collaborative efforts have also been instrumental in his career. He has worked alongside talented individuals, including Erkki Paatero and Esa Nummi, sharing insights and expertise to advance their collective research and development endeavors.

Conclusion

Hannu Nousiainen stands out as a notable inventor within the field of chemical processes. His contributions through innovative patents and collaborations with industry experts highlight his dedication to advancing chemical synthesis methods. As he continues to push the boundaries of innovation, his work promises to make a lasting impact on the industry.